著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Porter, Horace C. and Ovitz, F. K.",Deterioration in the heating value of coal during storage,,Government printing office,1917,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282271976401664